Senior Platform Engineer: AI Tools & Distributed Systems

Levi, Ray & Shoup, Inc.; Missouri; On-site; USD 160,000 - 185,000; Full time

Job summary

LRS Consulting is seeking a Software Engineer to design and build platform infrastructure, developer tools, and distributed systems in a senior-capacity role. You will collaborate across teams to implement safety, observability, and scalable architecture for AI-driven workflows.

This position emphasizes TypeScript, AWS, SDK development, and strong leadership to align engineering standards across the organization.

Qualifications

• 8+ years of software engineering experience with platform infrastructure, developer tools, SDKs, or distributed systems.
• Production experience with LLM or AI systems and familiarity with token limits, outages, and model updates.
• Strong TypeScript skills and API design experience.
• Knowledge of AI safety, PII handling, auditing, and responsible use practices.
• Experience with event-driven systems and asynchronous processing.
• Observability for distributed systems (metrics, tracing, alerts).
• Strong communication and technical writing skills.
• Proven technical leadership experience.
• Experience with AWS.

Responsibilities

• Design and build core platform components including provider abstractions, structured output validation, streaming systems, and token management.
• Own safety and compliance systems such as guardrails, PII detection and redaction, audit logging, and privacy observability.
• Build evaluation tooling for LLM output quality, including datasets, scoring methods, CI integration, and regression detection.
• Develop provider adapters and SDK architecture that shield teams from frequent LLM provider and SDK changes.
• Build and maintain prompt lifecycle tools including versioning, reviews, and deployment workflows.
• Design infrastructure for long running asynchronous agents using AWS services.
• Work closely with internal teams to understand needs, support onboarding, and provide technical guidance.
• Influence architecture and engineering standards across the organization.
• Create documentation and reference implementations to help teams adopt the platform.
• Promote strong engineering practices including testing, type safety, and observability.

Skills

8+ years exp

LLM/AI

TypeScript

APIs design

AWS

Observability

Leadership

PII handling

Communication

Tools

NestJS

Prisma

SDK design

CI/CD

Job description

LRS Consulting is seeking a Software Engineer to design and build platform infrastructure, developer tools, and distributed systems in a senior-capacity role. You will collaborate across teams to implement safety, observability, and scalable architecture for AI-driven workflows.

This position emphasizes TypeScript, AWS, SDK development, and strong leadership to align engineering standards across the organization.